2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/171302This paper has been withdrawn by the author due to an error in the proof of Proposition 4.8.This paper has been withdrawnGeometric Topology57Q10; 20F65; 37A20; 46L85L^2-Torsion and Bounded Measure Equivalence of Groupstext